Hair trimmer



FIG. 1 is a top perspective view of the present hair trimmer;

FIG. 2 is a left side view of the hair trimmer of FIG. 1 ;

FIG. 3 is a right side view of same;

FIG. 4 is a front view of same;

FIG. 5 is a rear view of the hair trimmer of FIG. 1 ;

FIG. 6 is a top view of same; and,

FIG. 7 is a bottom view of the hair trimmer of FIG. 1 .

The broken lines illustrate portions of the hair trimmer and form nopart of the claimed design.

CLAIM The ornamental design for a hair trimmer, as shown and described.